/***************************************************************************/
/*                                                                         */
/*  ftgxval.c                                                              */
/*                                                                         */
/*    FreeType API for validating TrueTyepGX/AAT tables (body).            */
/*                                                                         */
/*  Copyright 2004, 2005, 2006 by                                          */
/*  Masatake YAMATO, Redhat K.K,                                           */
/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
/*                                                                         */
/*  This file is part of the FreeType project, and may only be used,       */
/*  modified, and distributed under the terms of the FreeType project      */
/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
/*  this file you indicate that you have read the license and              */
/*  understand and accept it fully.                                        */
/*                                                                         */
/***************************************************************************/

/***************************************************************************/
/*                                                                         */
/* gxvalid is derived from both gxlayout module and otvalid module.        */
/* Development of gxlayout is supported by the Information-technology      */
/* Promotion Agency(IPA), Japan.                                           */
/*                                                                         */
/***************************************************************************/


#include <ft2build.h>
#include FT_INTERNAL_OBJECTS_H
#include FT_SERVICE_GX_VALIDATE_H


/* documentation is in ftgxval.h */

FT_EXPORT_DEF(FT_Error)
FT_TrueTypeGX_Validate(FT_Face face,
                       FT_UInt validation_flags,
                       FT_Bytes tables[FT_VALIDATE_GX_LENGTH],
                       FT_UInt table_length)
{
    FT_Service_GXvalidate service;
    FT_Error error;


    if (!face)
    {
        error = FT_Err_Invalid_Face_Handle;
        goto Exit;
    }

    if (tables == NULL)
    {
        error = FT_Err_Invalid_Argument;
        goto Exit;
    }

    FT_FACE_FIND_GLOBAL_SERVICE(face, service, GX_VALIDATE);

    if (service)
        error = service->validate(face,
                                  validation_flags,
                                  tables,
                                  table_length);
    else
        error = FT_Err_Unimplemented_Feature;

Exit:
    return error;
}


FT_EXPORT_DEF(void)
FT_TrueTypeGX_Free(FT_Face face,
                   FT_Bytes table)
{
    FT_Memory memory = FT_FACE_MEMORY(face);


    FT_FREE(table);
}


FT_EXPORT_DEF(FT_Error)
FT_ClassicKern_Validate(FT_Face face,
                        FT_UInt validation_flags,
                        FT_Bytes * ckern_table)
{
    FT_Service_CKERNvalidate service;
    FT_Error error;


    if (!face)
    {
        error = FT_Err_Invalid_Face_Handle;
        goto Exit;
    }

    if (ckern_table == NULL)
    {
        error = FT_Err_Invalid_Argument;
        goto Exit;
    }

    FT_FACE_FIND_GLOBAL_SERVICE(face, service, CLASSICKERN_VALIDATE);

    if (service)
        error = service->validate(face,
                                  validation_flags,
                                  ckern_table);
    else
        error = FT_Err_Unimplemented_Feature;

Exit:
    return error;
}


FT_EXPORT_DEF(void)
FT_ClassicKern_Free(FT_Face face,
                    FT_Bytes table)
{
    FT_Memory memory = FT_FACE_MEMORY(face);


    FT_FREE(table);
}


/* END */